\[ y'(x)^2-(4 y(x)+1) y'(x)+y(x) (4 y(x)+1)=0 \] ✓ Mathematica : cpu = 0.0741217 (sec), leaf count = 57
\[\left \{\left \{y(x)\to -\frac {1}{4} e^{x-4 c_1} \left (-e^x+2 e^{2 c_1}\right )\right \},\left \{y(x)\to \frac {1}{4} e^{x+2 c_1} \left (-2+e^{x+2 c_1}\right )\right \}\right \}\] ✓ Maple : cpu = 0.75 (sec), leaf count = 71
\[y \relax (x ) = -{\frac {1}{4}}\]